无法为 AxonFramework 创建 MongoEventStorageEngine Bean
Can't create MongoEventStorageEngine Bean for AxonFramework
我正在学习使用 CQRS 和 EventSourcing 的项目的基本教程。
完整教程项目源码中只有一个配置class为项目配置Axon框架,代码如下:
import com.mongodb.MongoClient;
import org.axonframework.eventsourcing.eventstore.EventStorageEngine;
import org.axonframework.extensions.mongo.DefaultMongoTemplate;
import org.axonframework.extensions.mongo.eventsourcing.eventstore.MongoEventStorageEngine;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class AxonConfig {
@Bean
public EventStorageEngine storageEngine(MongoClient client) {
return MongoEventStorageEngine
.builder()
.mongoTemplate(DefaultMongoTemplate
.builder()
.mongoDatabase(client)
.build())
.build();
}
}
但是,这对我不起作用,IDE 警告它不能自动装配 MongoClient,找不到 MongoClient Bean,这里:
.mongoDatabase(mongoClient)
IDE 建议我将 com.mongodb.MongoClient 转换为 com.mongodb.client.MongoClient
.mongoDatabase((com.mongodb.client.MongoClient) mongoClient)
但是如果我尝试将 AxonConfig 更改为使用 com.mongodb.client.MongoClient,如下所示:
@Configuration
public class AxonConfig {
@Bean
public EventStorageEngine storageEngine(com.mongodb.client.MongoClient mongoClient) {
return MongoEventStorageEngine
.builder()
.mongoTemplate(DefaultMongoTemplate
.builder()
.mongoDatabase(mongoClient)
.build())
.build();
}
}
然后它可以自动装配 MongoClient 并成功编译,但是当我启动应用程序时它失败了,我得到这个输出:
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'storageEngine' defined in class path resource [com/placidmasvidal/cqrsandeventsourcing/command/AxonConfig.class]: Unsatisfied dependency expressed through method 'storageEngine' parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'mongo' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration.class]: Unsatisfied dependency expressed through method 'mongo' parameter 1; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoClientSettings' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration$MongoClientSettingsConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:800) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:541) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1334) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:564) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:524) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean[=14=](AbstractBeanFactory.java:335) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:944) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:917) ~[spring-context-5.3.4.jar:5.3.4]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:582) ~[spring-context-5.3.4.jar:5.3.4]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:144) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:767) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:426) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:326) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1311) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1300) ~[spring-boot-2.4.3.jar:2.4.3]
at com.placidmasvidal.cqrsandeventsourcing.command.CommandApplication.main(CommandApplication.java:10) ~[main/:na]
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'mongo' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration.class]: Unsatisfied dependency expressed through method 'mongo' parameter 1; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoClientSettings' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration$MongoClientSettingsConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:800) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:541) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1334) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:564) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:524) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean[=14=](AbstractBeanFactory.java:335) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1380) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1300) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:887) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:791) ~[spring-beans-5.3.4.jar:5.3.4]
... 20 common frames omitted
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoClientSettings' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration$MongoClientSettingsConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:658) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:486) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1334) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:564) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:524) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean[=14=](AbstractBeanFactory.java:335) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1380) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1300) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:887) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:791) ~[spring-beans-5.3.4.jar:5.3.4]
... 34 common frames omitted
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:653) ~[spring-beans-5.3.4.jar:5.3.4]
... 48 common frames omitted
Caused by: java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.bson.codecs.MapCodecProvider.<init>(MapCodecProvider.java:61) ~[bson-4.1.1.jar:na]
at com.mongodb.MongoClientSettings.<clinit>(MongoClientSettings.java:60) ~[mongodb-driver-core-4.1.1.jar:na]
at org.springframework.boot.autoconfigure.mongo.MongoAutoConfiguration$MongoClientSettingsConfiguration.mongoClientSettings(MongoAutoConfiguration.java:64) ~[spring-boot-autoconfigure-2.4.3.jar:2.4.3]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
at java.base/java.lang.reflect.Method.invoke(Method.java:566) ~[na:na]
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.3.4.jar:5.3.4]
... 49 common frames omitted
com.mongodb.client.MongoClient
class 是新的 API,可能与您正在使用的 Axon Framework 版本不兼容。
要使其正常工作,您可能需要降级 Mongo 依赖项 (spring-boot-starter-data-mongodb
) 并使用旧版 API import com.mongodb.MongoClient
.
这花了一些时间,但我想在回复您之前先完成一些工作,这就是我所做的。
我添加了一个 example to the extension-mongo 存储库,您可以在其中至少检查一个简单的工作示例。
目前仍然是 PR,但很快就会被合并(我应该回到答案并更新它)。
但基本上,这是我需要提供的配置:
// omitting the other imports just to have a smaller code block
import com.mongodb.client.MongoClient
/**
* Configures Mongo as the Storage Engine.
*/
@Bean
fun storageEngine(client: MongoClient) = MongoEventStorageEngine.builder()
.mongoTemplate(
DefaultMongoTemplate.builder()
.mongoDatabase(client)
.build()
)
.build()
/**
* Configures to use Mongo embedded event store.
*/
@Bean
fun eventStore(storageEngine: EventStorageEngine) = EmbeddedEventStore.builder().storageEngine(storageEngine).build()
/**
* Configures to use in-memory token store.
*/
@Bean
fun tokenStore(client: MongoClient, serializer: Serializer) = MongoTokenStore.builder()
.mongoTemplate(
DefaultMongoTemplate.builder()
.mongoDatabase(client)
.build()
)
.serializer(serializer)
.build()
根据我的依赖,我只需要扩展本身:
<dependency>
<groupId>org.axonframework.extensions.mongo</groupId>
<artifactId>axon-mongo</artifactId>
<version>${project.version}</version>
</dependency>
指出我正在使用 spring-boot
2.4.3
.
希望能帮助你找到你身边的罪魁祸首!
我正在学习使用 CQRS 和 EventSourcing 的项目的基本教程。 完整教程项目源码中只有一个配置class为项目配置Axon框架,代码如下:
import com.mongodb.MongoClient;
import org.axonframework.eventsourcing.eventstore.EventStorageEngine;
import org.axonframework.extensions.mongo.DefaultMongoTemplate;
import org.axonframework.extensions.mongo.eventsourcing.eventstore.MongoEventStorageEngine;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration
public class AxonConfig {
@Bean
public EventStorageEngine storageEngine(MongoClient client) {
return MongoEventStorageEngine
.builder()
.mongoTemplate(DefaultMongoTemplate
.builder()
.mongoDatabase(client)
.build())
.build();
}
}
但是,这对我不起作用,IDE 警告它不能自动装配 MongoClient,找不到 MongoClient Bean,这里:
.mongoDatabase(mongoClient)
IDE 建议我将 com.mongodb.MongoClient 转换为 com.mongodb.client.MongoClient
.mongoDatabase((com.mongodb.client.MongoClient) mongoClient)
但是如果我尝试将 AxonConfig 更改为使用 com.mongodb.client.MongoClient,如下所示:
@Configuration
public class AxonConfig {
@Bean
public EventStorageEngine storageEngine(com.mongodb.client.MongoClient mongoClient) {
return MongoEventStorageEngine
.builder()
.mongoTemplate(DefaultMongoTemplate
.builder()
.mongoDatabase(mongoClient)
.build())
.build();
}
}
然后它可以自动装配 MongoClient 并成功编译,但是当我启动应用程序时它失败了,我得到这个输出:
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'storageEngine' defined in class path resource [com/placidmasvidal/cqrsandeventsourcing/command/AxonConfig.class]: Unsatisfied dependency expressed through method 'storageEngine' parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'mongo' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration.class]: Unsatisfied dependency expressed through method 'mongo' parameter 1; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoClientSettings' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration$MongoClientSettingsConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:800) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:541) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1334) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:564) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:524) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean[=14=](AbstractBeanFactory.java:335) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:944) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:917) ~[spring-context-5.3.4.jar:5.3.4]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:582) ~[spring-context-5.3.4.jar:5.3.4]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:144) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:767) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:759) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:426) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:326) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1311) ~[spring-boot-2.4.3.jar:2.4.3]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1300) ~[spring-boot-2.4.3.jar:2.4.3]
at com.placidmasvidal.cqrsandeventsourcing.command.CommandApplication.main(CommandApplication.java:10) ~[main/:na]
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'mongo' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration.class]: Unsatisfied dependency expressed through method 'mongo' parameter 1; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoClientSettings' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration$MongoClientSettingsConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:800) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:541) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1334) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:564) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:524) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean[=14=](AbstractBeanFactory.java:335) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1380) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1300) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:887) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:791) ~[spring-beans-5.3.4.jar:5.3.4]
... 20 common frames omitted
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'mongoClientSettings' defined in class path resource [org/springframework/boot/autoconfigure/mongo/MongoAutoConfiguration$MongoClientSettingsConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:658) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:486) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1334) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:564) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:524) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean[=14=](AbstractBeanFactory.java:335) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:333) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:208) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1380) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1300) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:887) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:791) ~[spring-beans-5.3.4.jar:5.3.4]
... 34 common frames omitted
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.mongodb.MongoClientSettings]: Factory method 'mongoClientSettings' threw exception; nested exception is java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185) ~[spring-beans-5.3.4.jar:5.3.4]
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:653) ~[spring-beans-5.3.4.jar:5.3.4]
... 48 common frames omitted
Caused by: java.lang.NoSuchFieldError: DEFAULT_BSON_TYPE_CLASS_MAP
at org.bson.codecs.MapCodecProvider.<init>(MapCodecProvider.java:61) ~[bson-4.1.1.jar:na]
at com.mongodb.MongoClientSettings.<clinit>(MongoClientSettings.java:60) ~[mongodb-driver-core-4.1.1.jar:na]
at org.springframework.boot.autoconfigure.mongo.MongoAutoConfiguration$MongoClientSettingsConfiguration.mongoClientSettings(MongoAutoConfiguration.java:64) ~[spring-boot-autoconfigure-2.4.3.jar:2.4.3]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
at java.base/java.lang.reflect.Method.invoke(Method.java:566) ~[na:na]
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.3.4.jar:5.3.4]
... 49 common frames omitted
com.mongodb.client.MongoClient
class 是新的 API,可能与您正在使用的 Axon Framework 版本不兼容。
要使其正常工作,您可能需要降级 Mongo 依赖项 (spring-boot-starter-data-mongodb
) 并使用旧版 API import com.mongodb.MongoClient
.
这花了一些时间,但我想在回复您之前先完成一些工作,这就是我所做的。 我添加了一个 example to the extension-mongo 存储库,您可以在其中至少检查一个简单的工作示例。 目前仍然是 PR,但很快就会被合并(我应该回到答案并更新它)。
但基本上,这是我需要提供的配置:
// omitting the other imports just to have a smaller code block
import com.mongodb.client.MongoClient
/**
* Configures Mongo as the Storage Engine.
*/
@Bean
fun storageEngine(client: MongoClient) = MongoEventStorageEngine.builder()
.mongoTemplate(
DefaultMongoTemplate.builder()
.mongoDatabase(client)
.build()
)
.build()
/**
* Configures to use Mongo embedded event store.
*/
@Bean
fun eventStore(storageEngine: EventStorageEngine) = EmbeddedEventStore.builder().storageEngine(storageEngine).build()
/**
* Configures to use in-memory token store.
*/
@Bean
fun tokenStore(client: MongoClient, serializer: Serializer) = MongoTokenStore.builder()
.mongoTemplate(
DefaultMongoTemplate.builder()
.mongoDatabase(client)
.build()
)
.serializer(serializer)
.build()
根据我的依赖,我只需要扩展本身:
<dependency>
<groupId>org.axonframework.extensions.mongo</groupId>
<artifactId>axon-mongo</artifactId>
<version>${project.version}</version>
</dependency>
指出我正在使用 spring-boot
2.4.3
.
希望能帮助你找到你身边的罪魁祸首!